Заполните пропуски формами глагола "to be".
1. His secretary .... very busy.
2. I .... not a teacher, I .... a doctor.
3. She .... in Paris last summer.
4. Tom .... born in 1986.
5. Jane and Ann .... not sisters, they .... cousins.
6. Yesterday it .... cold.
7. His relatives .... very friendly.
8. We .... abroad two years ago.
9. When he .... a pupil his favorite subject .... mathematics.
10. What color .... your cars?